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| Title : |
A simple function to get the UTC offset of your location. Handy for sites that don't have more recent versions of PHP with date/time functions with options that return the offset. |
| Categories : |
PHP, Date Time |
Dave Silvia |
| Date : |
Nov 08th 2006 |
| Grade : |
3 of 5 (graded 2 times) |
| Viewed : |
4355 |
| File : |
4523.php
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| Images : |
No Images for this code example. |
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| Search : |
More code by Dave Silvia |
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| Action : |
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| Tools : |
My Examples List |
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(c) 2006, D.E. Silvia, All rights reserved.
This code is available for use for non-commercial purposes.
Free to distribute as long as this copyright information remains intact.
No modification is authorized. Please, refer bugs/enhancements to
dsilvia@mchsi.com
A simple function to get the UTC offset of your location. Handy for sites that don't have
more recent versions of PHP with date/time functions with options that return the offset.
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<?php
function utcOffset()
{
$gmTime=mktime(gmdate("H"),gmdate("i"),gmdate("s"),gmdate("m"),gmdate("d"),gmdate("Y"));
$nowLocal=time();
$offset=($nowLocal-$gmTime)/3600;
$sign=($offset >= 0) ? "+" : "-";
$offset=(substr($offset,0,1) == "-") ? substr($offset,1) : $offset;
$pad=(strlen($offset) == 1) ? "0" : "";
return $sign.$pad.$offset."00";
}
?> | |
Usage Example
| <?php
print("My local time zone's UTC offset is: ".utcOffset()."<br />");
?> | |
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| Local-to-user date and time display regardless of time zone or where the website's server is located
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